I think it fairly safe to say, then, that it has less to do with their reading a newspaper in a moment of intimate calm and a lot more to do with the fact that you already fancy them — they could be hopping around on one leg in a foot-bath filled with baked beans and custard, flailing their arms, making "WHOOP! WHOOP! NEENAW! NEENAW!" noises, proclaiming "I'M a fire-helicopter!" and ... were you a man ... you'd still be up them quicker than a rat up a drainpipe ¹
In fact, they could do this and you'd still jump them!.
—
¹ As you're a woman, you'd do whatever it is that women do instead, but you get the point.